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What is the Least Common Multiple of 85372 and 85381?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 85372 and 85381 is 7289146732.

LCM(85372,85381) = 7289146732

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Least Common Multiple of 85372 and 85381 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85372 and 85381, than apply into the LCM equation.

GCF(85372,85381) = 1
LCM(85372,85381) = ( 85372 × 85381) / 1
LCM(85372,85381) = 7289146732 / 1
LCM(85372,85381) = 7289146732

Least Common Multiple (LCM) of 85372 and 85381 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85372 and 85381. First we will calculate the prime factors of 85372 and 85381.

Prime Factorization of 85372

Prime factors of 85372 are 2, 7, 3049. Prime factorization of 85372 in exponential form is:

85372 = 22 × 71 × 30491

Prime Factorization of 85381

Prime factors of 85381 are 85381. Prime factorization of 85381 in exponential form is:

85381 = 853811

Now multiplying the highest exponent prime factors to calculate the LCM of 85372 and 85381.

LCM(85372,85381) = 22 × 71 × 30491 × 853811
LCM(85372,85381) = 7289146732